diff options
| -rw-r--r-- | drivers/target/target_core_transport.c | 5 | ||||
| -rw-r--r-- | include/target/target_core_base.h | 1 |
2 files changed, 6 insertions, 0 deletions
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index c681c812dd64..267113c1607c 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -3562,6 +3562,11 @@ static int transport_generic_cmd_sequencer( cmd->data_length = size; } + /* Let's limit control cdbs to a page, for simplicity's sake. */ + if ((cmd->se_cmd_flags & SCF_SCSI_CONTROL_SG_IO_CDB) && + size > PAGE_SIZE) + goto out_invalid_cdb_field; + transport_set_supported_SAM_opcode(cmd); return ret; diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index f67ca98394d3..bb9ef9f715a3 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -15,6 +15,7 @@ /* Used by transport_generic_allocate_iovecs() */ #define TRANSPORT_IOV_DATA_BUFFER 5 /* Maximum Number of LUNs per Target Portal Group */ +/* Don't raise above 511 or REPORT_LUNS needs to handle >1 page */ #define TRANSPORT_MAX_LUNS_PER_TPG 256 /* * By default we use 32-byte CDBs in TCM Core and subsystem plugin code. |